16445607416542 has 8 divisors (see below), whose sum is σ = 24819751070856. Its totient is φ = 8172357059592.

The previous prime is 16445607416531. The next prime is 16445607416543. The reversal of 16445607416542 is 24561470654461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16445607416543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25223323933 + ... + 25223324584.

It is an arithmetic number, because the mean of its divisors is an integer number (3102468883857).

Almost surely, 2^{16445607416542} is an apocalyptic number.

16445607416542 is a deficient number, since it is larger than the sum of its proper divisors (8374143654314).

16445607416542 is a wasteful number, since it uses less digits than its factorization.

16445607416542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50446648682.

The product of its (nonzero) digits is 19353600, while the sum is 55.

The spelling of 16445607416542 in words is "sixteen trillion, four hundred forty-five billion, six hundred seven million, four hundred sixteen thousand, five hundred forty-two".